Filters








24 Hits in 10.2 sec

Identifying Flood Events over the Poyang Lake Basin Using Multiple Satellite Remote Sensing Observations, Hydrological Models and In Situ Data

Hao Zhou, Zhicai Luo, Natthachet Tangdamrongsub, Zebing Zhou, Lijie He, Chuang Xu, Qiong Li, Yunlong Wu
2018 Remote Sensing  
In this study, multiple satellite remote sensing observations (e.g., GRACE, MODIS, Altimetry, and TRMM), hydrological models, and in situ data are used to characterize the flood phenomena over the Poyang  ...  The flood events in 2010 and 2016 are identified from the positive anomalies in non-seasonal TWSs derived by GRACE and hydrological models.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs10050713 fatcat:lvewo6bt2jad5ivnvd37f4r57e

HYDROLOGIC AND CRYOSPHERIC PROCESSES OBSERVED FROM SPACE

M. Menenti, X. Li, J. Wang, H. Vereecken, J. Li, M. Mancini, Q. Liu, L. Jia, J. Li, C. Kuenzer, S. Huang, H. Yesou (+10 others)
2015 The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences  
LST; TRMM data products evaluated in the Yangtze; Calibration of river basin models using LST; System to calibrate, correct and normalize (spatial, spectral) data collected by imaging spectral radiometers  ...  with DTM-s and altimetry; Reflectance and LST used to classify glacier surface and understand surface processes, Inventory and changes in the number and area of lakes in the Qinghai – Tibet Plateau 1970  ...  Such an initiative should address the following themes:  Hydrological modelling / data assimilation of remote sensing data;  Hydrology products from remote sensing  Glaciers and lakes mass change  ... 
doi:10.5194/isprsarchives-xl-7-w3-1101-2015 fatcat:cazpqqpivjcmjhgzth4tx44rki

Detecting, Extracting, and Monitoring Surface Water From Space Using Optical Sensors: A Review

Chang Huang, Yun Chen, Shiqiang Zhang, Jianping Wu
2018 Reviews of Geophysics  
Enhanced global or regional water monitoring in the future requires integrated use of multiple sources of remote sensing data.  ...  Spatio-temporal dynamics of surface water have been modeled by combining remote sensing data with in situ river flow.  ...  The Landsat image used for producing Figure 4 was downloaded from U.S. Geological Survey (USGS)/Earth Resources Observation and Science center (http://eros.usgs.gov/).  ... 
doi:10.1029/2018rg000598 fatcat:es5hrprdd5efzbf75wgmjqw2me

Using the Global Hydrodynamic Model and GRACE Follow-On Data to Access the 2020 Catastrophic Flood in Yangtze River Basin

Jinghua Xiong, Shenglian Guo, Jiabo Yin, Lei Gu, Feng Xiong
2021 Remote Sensing  
The GRAFO-derived discharge series has a high correlation coefficient with either in situ observations and hydrological simulations for the Yangtze River basin, at the 0.01 significance level; (3) the  ...  Our developed approach provides an alternative way of monitoring large-scale extreme hydrological events with the latest GRAFO release and CaMa-Flood model.  ...  Acknowledgments: The authors would like to thank GRACE Tellus for providing the GLDAS data (http://grace.jpl.nasa.gov, last accessed on 2 July 2021), hosted by the Goddard Earth Sciences Data and Information  ... 
doi:10.3390/rs13153023 fatcat:aft7xqvdyfb2dk67sg5vrynwyu

Monitoring variation of water turbidity and related environmental factors in Poyang Lake National Nature Reserve, China

Wei Liu, Yanfang Liu, Chris M. Mannaerts, Guofeng Wu, Peng Gong, Yongxue Liu
2007 Geoinformatics 2007: Geospatial Information Technology and Applications  
Also historical data of the Poyang Lake NNR were used to assist in the analysis.  ...  A most suitable empirical model between MODIS reflectance and SDD which is validated by the field data is used to mapping the water turbidity situation.  ...  the study was monitoring lake turbidity using optical remote sensing in Poyang Lake NNR.  ... 
doi:10.1117/12.764879 fatcat:j7qxg2ttlzdlxdd3alds3glqyu

NUMERICAL SIMULATION OF HYDROLOGICAL AND HYDRODYNAMIC RESPONSES TO CHANNEL EROSION IN CHINA'S LARGEST FRESHWATER LAKE

D LIANG
2019 Applied Ecology and Environmental Research  
In addition, the dry period in Poyang Lake was extended, and the frequency of low-water events increased significantly.  ...  This study assessed the spatiotemporal impacts of topography changes on hydrological and hydrodynamic characteristics of China's largest freshwater lake, Poyang Lake.  ...  Three types of data were used in this study, including in situ measurements and products of the bottom elevation, daily water level and discharge data from the gauge stations, and satellite remote sensing  ... 
doi:10.15666/aeer/1703_68656886 fatcat:4moh6wb74jf5nom2duehbepd5i

Intra-Annual Variability of Evapotranspiration in Response to Climate and Vegetation Change across the Poyang Lake Basin, China

Ying Wang, Yuanbo Liu, Jiaxin Jin, Xingwang Fan
2022 Remote Sensing  
In this work, the Poyang Lake Basin, which is a typical humid basin in China, was taken as the study area. It has experienced an obvious climate change and revegetation since the 1980s.  ...  Improving understanding of changes in intra-annual variability (IAV) of evapotranspiration (ET) and the underlying drivers is an essential step for modeling hydrological processes in response to global  ...  using meteorological reanalysis and remotely sensed data.  ... 
doi:10.3390/rs14040885 fatcat:rcigdn5ctnacngvvii2csadxte

Floods, floodplains, delta plains — A satellite imaging approach

James P.M. Syvitski, Irina Overeem, G. Robert Brakenridge, Mark Hannon
2012 Sedimentary Geology  
These remote-sensing data show that 85% of the studied major river systems experienced extensive flooding in the last decade.  ...  A new quantitative paradigm of floodplain processes, honoring the frequency and extent of floods, can be develop by careful analysis of these new remotely sensed data.  ...  Acknowledgments We thank NASA (NNXOTAF2SG/P207124; NNXOTAF28G/P207124), NSF (0621695), and ConocoPhillips for their financial support of this research.  ... 
doi:10.1016/j.sedgeo.2012.05.014 fatcat:sxpufyxof5hmndpxb2z6uzcpfe

Estimation of Soil Moisture Index Using Multi-Temporal Sentinel-1 Images over Poyang Lake Ungauged Zone

Yufang Zhang, Jianya Gong, Kun Sun, Jianmin Yin, Xiaoling Chen
2017 Remote Sensing  
To this end, a linear mixed effects (LME) model was developed over Poyang Lake ungauged zone, using time series Sentinel 1A and 1B images and soil moisture ground measurements from 15 automatic observation  ...  For example, the severe continuous drought during 2006-2007 brought the lake water storage down to less than 1% of the lake capacity [11] , and the extrema flood event in 1998 resulted in direct economic  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs10010012 fatcat:kydlz4226bcgphcqc3jddqunvi

A Review of Wetland Remote Sensing

Meng Guo, Jing Li, Chunlei Sheng, Jiawei Xu, Li Wu
2017 Sensors  
Remote sensing has been the most useful tool to acquire spatial and temporal information about wetlands.  ...  Over the past 50 years, wetlands have been polluted and declined dramatically as land cover has changed in some regions.  ...  [55] used MODIS data to map the water body areas of the Poyang Lake in China and obtained the lake surface area with an error of approximately 6.19%.  ... 
doi:10.3390/s17040777 pmid:28379174 pmcid:PMC5422050 fatcat:ddyxyf44o5ejjnnjwyjp7kjyqy

Simplified Flood Inundation Mapping Based On Flood Elevation-Discharge Rating Curves Using Satellite Images in Gauged Watersheds

Younghun Jung, Dongkyun Kim, Dongwook Kim, Munmo Kim, Seung Lee
2014 Water  
This study suggests an approach to obtain flood extent boundaries using spatial analysis based on Landsat-5 Thematic Mapper imageries and the digital elevation model.  ...  Lastly, the flood extent is generated based on the estimated elevation-discharge relationship. The methodology was tested over two river reaches in Indiana, United States.  ...  Author Contributions This research presented here was carried out in collaboration between all authors. Younghun Jung and Seung Oh Lee suggested/designed this research and conducted data analysis.  ... 
doi:10.3390/w6051280 fatcat:o574i2t4bfdonjnohrafypxchy

Little impact of the Three Gorges Dam on recent decadal lake decline across China's Yangtze Plain

Jida Wang, Yongwei Sheng, Yoshihide Wada
2017 Water Resources Research  
, industrial, and domestic sectors throughout the downstream Yangtze Basin.  ...  Here, we uncover the impacts of climate variability and anthropogenic activities including i) Yangtze flow and sediment alterations by the Three Gorges Dam (TGD) and ii) human water consumption in agricultural  ...  By integrating in situ measurements, remotely sensed observations, and a calibrated hydrological model, we quantify the influences of both climate variability and major anthropogenic activities including  ... 
doi:10.1002/2016wr019817 pmid:32704190 pmcid:PMC7376728 fatcat:fltiucpa5zcqdcejduor4qv3iu

Radar image and data fusion for natural hazards characterisation

Zhong Lu, Daniel Dzurisin, Hyung-Sup Jung, Jixian Zhang, Yonghong Zhang
2010 International Journal of Image and Data Fusion  
This study was supported by funding from the NASA Earth Surface and Interior Programme, USGS Land Remote Sensing Programme and USGS Volcano Hazards Programme. Technical reviews and edits by N.  ...  Acknowledgements ERS-1/-2 and Envisat, RADARSAT-1 and JERS-1 SAR images are copyrighted by ESA, CSA and JAXA, respectively, and were provided by the Alaska Satellite Facility (ASF) and ESA.  ...  Figure 6 . 6 Example of fusion of SAR and optical images for flood mapping over Poyang Lake, China. (a) JERS-1 SAR image acquired on 27 April 1998, before the flood.  ... 
doi:10.1080/19479832.2010.499219 fatcat:2amyibvgqnek7hyf4thl66gxui

A new method to generate a high-resolution global distribution map of lake chlorophyll

Michael J. Sayers, Amanda G. Grimm, Robert A. Shuchman, Andrew M. Deines, David B. Bunnell, Zachary B. Raymer, Mark W. Rogers, Whitney Woelmer, David H. Bennion, Colin N. Brooks, Matthew A. Whitley, David M. Warner (+1 others)
2015 International Journal of Remote Sensing  
A new method to generate a high-resolution global distribution map of lake chlorophyll.  ...  We will present these data, showing instances of severe CO 2 limitation in both lakes, and major spatial differences in Net P and respiration rates, for example with areas in Lake Erie near the Detroit  ...  In Lake Erie, APMM data at select stations were compared with concurrent estimates of productivity made using 14 C uptake rates from light/dark incubated bottles, and light response curves measured using  ... 
doi:10.1080/01431161.2015.1029099 fatcat:5uugnnzklrgtlam6gfq7gwlxsy

Using Multitemporal Imagery to Improve Mapping and Inventory of Forested Roads in Michigan's Upper Peninsula

David M. Banach, Colin N. Brooks, Mark A. Fedora
2016 Transportation Research Record  
We will present these data, showing instances of severe CO 2 limitation in both lakes, and major spatial differences in Net P and respiration rates, for example with areas in Lake Erie near the Detroit  ...  In Lake Erie, APMM data at select stations were compared with concurrent estimates of productivity made using 14 C uptake rates from light/dark incubated bottles, and light response curves measured using  ...  Temperature time series for 151 of the lakes were collected using in situ methods, while data for 154 were obtained using satellite-based methods (with 14 having both in situ and satellite data).  ... 
doi:10.3141/2580-07 fatcat:hvnrxsqcwzgbjiogbyo6ltfcry
« Previous Showing results 1 — 15 out of 24 results